adjustable

adult

auto

automobile

automotive

bolt

car

caucasian

dirty

engine

equipment

firm

garage

grip

industry

iron

job

labor

maintain

maintenance

male

man

mechanic

mechanical

motor

nut

oil

part

people

repair

service

shop

spanner

steel

technician

technology

tighten

tool

transmission

transport

transportation

truck

vehicle

washer

wheel

worker

working

workshop

wrench